Ajar is filled with a diluted chemical, five parts of which are water and seven parts are chemical. How many parts of the mixture must be drawn off and replaced with water so that it is half water and half chemical?

Q: What is the probability that the year will be actually warm if the expert said: “will be warm”? b.…

A: HERE AS PER POLICY I HAVE CALCULATED FIRST 3 SUBPART PLZ REPOST FOR REMAINING WITH NOTE I NEED…

Q: A city with 8000 registered voters has 4 candidates running for the city Mayor. Last week, 650…

A: Probability is a measure of certainty and uncertainty. Probability is the one of the oldest branch…

Q: In a particular​ school, 2/7 of all students are taking a biology class. Of the students taking​…

A: The objective of this question is to find out the fraction of students who are taking both biology…

Q: Farmer Joon must determine whether to plant corn or wheat. If he plants corn and the weather is…

A:

Q: At a party, burgers, pizzas, and fruit juice were offered to guests. A fourth of the guests ate…

A: Let there are a total x number of guests.

Q: 75% of students who graduated from high school in 2006 took the SAT, and 40% of 2006 high school…

A: We will understand the given situation as  A={75% of students who took SAT} A={40% of students who…

Q: A company receives 1.5% commission on the sale price of each house sold. For each house he sells,…

A: To Find How much money is James earn?

Q: Fiona baked some cookies. 4/5 of the cookies baked were chocolate cookies and the rest were coconut…

A: Fiona baked some cookies. 45 of the cookies baked were chocolate cookies and the rest were coconut…

Q: Of 80 employees at woods department store, 60 we're full time employees. What percent were full time…

A: Of 80 employees at woods department store, 60 we're full time employees. What percent were full time…

Q: In a clothing store, 70% customers buy mens clothes, 25% customers buy womens clothes, 15% do not…

A: Step 1:Step 2:Step 3:Step 4:

Q: 3.) A chef cooks 2 of a pound of pasta. She plans to serve - of a pound to each customer. How 12…

A:

Q: Last year, you purchased some stock in two companies:  Company A and Company B.  Stock in Company A…

A:

Q: Find B-A. – 4 B = 25 A = 1 4 9 - 4 B-A =

A:

Q: 8.) Madison is reading a novel on her Kindle. When she completes page 168, her Kindle says she has…

A:

Q: If erwan owns 120 books of which 70% are fantasy and Julie has 80 books of which 25% are fantasy.…

A: Given, Erwan has 120 books of which 70% are fantasy books, and Julie has 80 books out of which 25%…

Q: 6% of 800 boxes of juice are delivered to M&C convenience store, 23% to St. George store, and 42% to…

A: Given that of  boxes of juice are delivered to M&C convenience store,  to St. George store, and…

Q: c. Because Abed is the ten-thousandth customer at the mall, he receives a prize of an unkno number…

A: Let the number of candies is x  Candies given to sister is 13x remaining candies  x-13x=23x number…

Q: LaToya is auditioning ensemble cast members for her new production. She needs the dancers to jump as…

A: LaToya is auditioning ensemble cast members for her new production. She needs the dancers to jump as…

Q: 4 to 15 Dad bought a box of apples to share with the family. He gave Steve, 30% to Jan and…

A: Given query is to find the number of apple.

Q: 2. As an appliance saleslady. Tiffany earns a commission of P80.00 for each oven she sells and a P…

A: Given that: Commission on oven = P 80Commision on electric fan = P 50Minimum earning = P3000   NOTE:…

Q: Ben had some red, blue and yellow cards. He had 156 more blue cards than red cards and 2/3 as many…

A: Let the number of blue, red and yellow cards Ben had at first be b, r and y.Number of blue cards, b…

Q: A student average in 3 quizzes is 80%. If she made 5% less in the first than in the second and 8%…

A: To find out the grades that she gets in third quiz.

Q: . what is the probability that a customer's purchase will be free (100% off)? B. What is the…

A: Given :  The wheel can stop in any one of 50 sections. Of the sections, 10 produce 0% off, 20…

Q: The national government procured a total of 1550 test kits for the five regions in the country. If…

A:

Q: c. In the second year, their total profit was $170,000. How much would each of them receive from…

A:

Q: At the north campus of a performing arts school, 10% of the students are music majors. At the south…

A: At the north campus,of the students are music majors.At the south​ campus,  of the students are…

Q: At Mr. T's Delicate Donut Shoppe there are 5 flavors of donuts on the dollar menu. You have 35…

A:

Q: Last year's freshman class at Big State University totaled 5,348 students. Of those, 1,263 received…

A:

Q: A baker has 28 plain bagels and 20 blueberry bagels. If 25% of the plain bagels are gluten free and…

A:

Q: At a class, 80% are female and 40% of the students like swim. Of the students that like swim, 60%…

A:

Q: TJ, Inc. makes three nut mixes for sale to grocery chains located in the Southeast. The three mixes,…

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Q: In an Ontario university classroom full of candian student only, there are six more students from…

A: Given thatIn an Ontario university classroom full of Canadian students only There are six more…

Q: t in their product. Recently manufactured products were analyzed and the results were mg Secret…

A: μ = 0.75 x 0.75 0.758 0.756 0.748 0.752 0.755 0.746

Q: 7. Rob had a Big Burger and a can of cola for lunch. The number of calories in a can of cola was 3/8…

A: Given Number of calories in cola = 3/8 of calories in burger Total calories in lunch = 550

Q: N($3,443, $450). If the cost of full tuition was $4,500 last year, what percentage of students who…

A: From provided information, Last year's freshman class at big state university totalled 5,304…